Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Refresher Training at Collieries in the use of Self-Rescuers (teaching notes)
Full title - National Coal Board. Refresher Training at Collieries in the use of Self-Rescuers. Teaching Notes for Colliery Instructors. One sheet folded and printed on both sides.
Pwnc
Diwydiant
Rhif yr Eitem
2017.29/26
Mesuriadau
Meithder
(mm): 243
Lled
(mm): 153
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.